10
Malfunctions
Read the User Manual for the EMP II E60 diaphragm metering pump,
Article No. 417101795
Chapter 3 ‘Scope of supply’ on page 20.
If you are unable to rectify the faults on the basis of this chapter, please
contact the Service Department at Ecolab Engineering GmbH immediately.
DANGER!
Repairs on electrical equipment may only be carried out by trained
electricians (Employers' Liability Association safety rules VB G 4 and ZH
1/11).
Before any adjustment, maintenance work, repair work or exchange of
parts, disconnect from the mains or isolate the pump from all sources of
power if it is necessary to often the device.
Secure it to ensure that it cannot be switched back on inadvertently.
WARNING!
Always rinse the metering head to remove dangerous media and
depressurise the pressure circuit before repair and servicing work.
Wear protective clothing (safety goggles, safety gloves and apron).
10.1
Warning messages and malfunction displays (pump display)
Fault description
Cause
Remedy
Empty signal:
The empty signal symbol appears
in the pump display.
The empty signal is active, and the
pump is stopped.
Change, replace
metering medium.
Display view:
Alarm
Fault 1
Continuous stroke
Overdose: The motor runs
uncontrolled in continuous running,
the power electronics are defective
Replace board
Display view:
Alarm
Fault 2
No stroke
No metering: Motor stalls despite
metering icon rotating
Back-pressure too high
Reduce pressure
Valve on pressure side closed
Open valve
Motor overheated/defective
Allow motor to cool
or replace
Defective power electronics
Replace board
Display view:
Alarm
Fault 3
Continuous metering: Motor runs
continuously unprompted
Malfunctions
48
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